Job Description:

Casts plastic contact lenses, and tends heating equipment and hydraulic casting press. Lays separate top and bottom sections of previously set up mold on heated metal block for specified time. Fills lens cavities in heated mold with plastic powder. Aligns guide pins and holes to join top and bottom sections of mold. Places filled mold on bed of press, sets timer, and starts press to lower ram until dial indicates mold sections are under specified pressure. Removes mold from press. Inspects first run of lenses to verify accuracy of lens power, using power determining and optical centering instrument. Reports defects in new molds. Less